177 entries under important topic. ×
| essential(adjective, significant, original, substantial) | |
| fundamental(adjective, significant, original, essential) | |
| grand(adjective, lead, fine, head) | |
| heavyweight(adjective, great, informal, serious) | |
| major-league(adjective, great, large, serious) | |
| number one(expression, adjective, bad, great, excellent) | |
| special(noun, adjective, bad, great, excellent) | |
| weighty(adjective, great, tough, severe, heavy) | |
| eminent(adjective, bad, great, excellent, superior) | |
| grievous(adjective, great, tough, severe, unpleasant) | |
| material(adjective, significant, substantial, large) | |
| prominent(adjective, wonderful, famous, exceptional) | |
| dangerous(adjective, great, tough, severe, unpleasant) | |
| excellent(adjective, bad, great, fine, superior) | |
| famous(adjective, good, bad, great, excellent) | |
| historic | |
| meaningful(adjective, great, tough, severe) | |
| premier(adjective, lead, head, master) | |
| radical(adjective, great, significant, original) | |
| well-known(adjective, bad, great, excellent, superior) |
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| APA | Smart Define. (2015). major thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/major/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "major thesaurus" https://smartdefine.org/major/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, major thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/major/thesaurus/synonyms>. |
| MLA | Smart Define. "major thesaurus" 6 July 2015. Web. 23 September 2026. <https://smartdefine.org/major/thesaurus/synonyms> |